ARCH:=arm
CROSS_COMPILE:=/home/pi/f1c200s_linux_sdk/output/my24ok_f1c200s_defconfig/host/bin/arm-none-linux-gnueabi-

export  ARCH  CROSS_COMPILE
KERNEL_DIR=/home/pi/linux/linux-5.4.99
obj-m:=hello.o

.PHONY: all  

all:
	make -C $(KERNEL_DIR)  M=$(CURDIR) modules